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Alternatively, customers could sign up to a $90 monthly payment for 12GB of data.

Telcos are offering a range of deals.

"Optus of course offers Optus Sport which has rights to English Premier League soccer and Telstra for a limited time is offering free Froxtel Now packages which are ordinarily about $30 extra," Mr Astbury said.

Mr Long said Virgin has one of the cheaper plans on the market, with a $69 monthly payment on a two-year contract with 2GB of data a month.

However, he said another option was available for big data users.

The phones have wireless charging.

"My pick - $99 a month gets you 9GB of data every month, plus you get the bigger-capacity 256GB iPhone 8," he said.

He said Telstra's best deal was for $79 a month over two years, with 2GB of data.